Writing instrument



FIG. 1 is a perspective view of a writing instrument;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right elevation view thereof, the left elevation view is amirror image thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a writing instrument according toanother embodiment;

FIG. 8 is a front elevation view of the writing instrument of FIG. 7;

FIG. 9 is a right elevation view of the writing instrument of FIG. 7,the left elevation view of the writing instrument of FIG. 7 is a mirrorimage thereof;

FIG. 10 is a rear elevation view of the writing instrument of FIG. 7;

FIG. 11 is a top plan view of the writing instrument of FIG. 7; and,

FIG. 12 is a bottom plan view of the writing instrument of FIG. 7.

CLAIM The ornamental design for the writing instrument, as shown anddescribed.